intone vs cantillate

intone and cantillate both are verbs.

Word	Noun	Adjective	Verb	Adverb
intone	No	No	Yes	No
cantillate	No	No	Yes	No

As verbs, intone and cantillate are synonyms defined as:

intone and cantillate: recite with musical intonation; recite as a chant or a psalm

Other synonyms of intone include chant, intonate.

intone (verb)	cantillate (verb)
recite with musical intonation; recite as a chant or a psalm	recite with musical intonation; recite as a chant or a psalm
speak carefully, as with rising and falling pitch or in a particular tone
utter monotonously and repetitively and rhythmically